US2655279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nursing appliance
Assignee: MARY ISABELL WOLF
•
Filing: 1951-10-11
•
Granted: 1953-10-13
•
Expires: 1971-10-11
Abstract
No abstract record available.
Inventors
- 👤 Wolf Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:52
CPC Classifications
A; A61; A61J; A61J9/00; A61J9/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE249200C
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US22579A
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US26327A
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US227075A
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US345518A
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US460857A
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US2387573A
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US2520157A
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US2483979A
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US2584359A
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US2623524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |